Tag Archives: C++

Calling an ASP.Net web service using jQuery and JSON.

By Karl Schwirz | January 29, 2012

Let’s say you have a webpage where you need to call a service but cannot perform a post back.  Recently I was on a client engagement where we needed to improve page performance by dynamically loading a navigation tree with a potential for several thousand links.  We implemented a solution that would load each branch [...]

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.NET File Compression in Memory

By Karl Schwirz | February 22, 2011

File compression is nothing new to .NET.  However, in many solutions it requires the developer to establish a file folder which they will write the compressed file to and later read from.
This solution cannot work if you want to compress and use the file in memory without writing to disk.  An example of this [...]

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Pass by reference

By seung | March 6, 2009

In C++ and C#, developers have freedom to modify variables by directly having access to memory location.
In C++,
#include <stdio.h>
void swapnum(int &i, int &j) {
int temp = i;
i = j;
j = temp;
}
int main(void) {
int a = 10;
int b = 20;
swapnum(a, b);
printf(“A is %d and B is %d\n”, a, b);
return 0;
}
In C#,
int a = 1;
modify(ref a); //now [...]

Posted in Enterprise Java | Also tagged , | 2 Comments